James contributed to the canonical/mir repository by refactoring the formatting of constructor arguments in the ExtOutputImageCopyBackend class within the Wayland backend. Using C++ and leveraging skills in code formatting and refactoring, he improved the readability and maintainability of a core component, reducing the risk of misconfiguration and easing future modifications. The work focused on aligning with project and Wayland conventions, laying a foundation for safer and more efficient feature development. Through collaborative development practices, including co-authored commits, James facilitated knowledge sharing and smoother onboarding for new contributors, emphasizing code quality and maintainability over new feature delivery or bug fixes.